oj.uz

Submission #150351

# Submission time Handle Problem Language Result Execution time Memory
150351 2019-09-01T08:11:52 Z Avengers(#3759, Blagojce) HicCup (FXCUP4_hiccup) C++17
24 / 100
 90 ms 38776 KB 
#include <bits/stdc++.h>
#define fr(i, n, m) for(int i = (n); i < (m); i ++)
#define pb push_back
#define st first
#define nd second
#define pq priority_queue
#define all(x) begin(x), end(x)

using namespace std;
typedef long long ll;

#include "hiccup.h"
vector<int> nums[1000006];
vector<int> v;
bool ok(int x, int id){
        v = nums[id];
        int N = v.size();
        int r = N - 1;

        fr(i, 0, N){
                if(v[i] < x){
                        for(int j = r; j > i; j --){
                                if(v[j] - x >= x - v[i]){
                                        v[i] = x;
                                        v[j] -= (x - v[i]);
                                        r = j;
                                        break;
                                }
                        }
                        if(v[i] < x) return false;
                }
        }

        return true;
}
int HicCup(std::string s) {
	int n = s.size();
	int cnt[n];
	int c =  0;
	for(int i = n - 1; i >= 0; i --){
                if(s[i] == '!') c ++;
                cnt[i] = c;
                if(s[i] == 'C') c = 0;
                else if(s[i] == 'H' && c > 0) return -1;
	}
	if(c > 0) return -1;

	stack <int> S;
	S.push(0);
	int ANS = n;
	fr(i, 0, n){
                if(s[i] == 'H') S.push(i + 1);
                else if(s[i] == 'C'){
                        if((int)(S.size()) == 1) return -1;
                        int id = S.top();
                        S.pop();
                        nums[(int)S.top()].pb(cnt[i]);
                        if(nums[id].empty()) continue;
                        int k = 0;
                        for(int b = (ANS+1)/ 2; b >= 1; b /= 2){
                                while(k + b <= ANS && ok(k + b, id)) k += b;
                        }
                        ANS = min(ANS, k);


                 }
        }
        if((int)S.size() > 1)return -1;
        if(!nums[0].empty()){
                int k = 0;
                for(int b = (ANS+1) / 2; b >= 1; b /= 2){
                        while(k + b <= ANS && ok(k + b, 0)) k += b;
                }
                ANS = min(ANS, k);
        }
        return ANS;
}/*
int main(){
         cout<< HicCup("HC!HC!!!!HC!!!!");
}*/

Subtask #1
24.0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 21 ms 23808 KB Output is correct
2 Correct 21 ms 23808 KB Output is correct
3 Correct 20 ms 23808 KB Output is correct
4 Correct 23 ms 24448 KB Output is correct
5 Correct 87 ms 38776 KB Output is correct
6 Correct 37 ms 30720 KB Output is correct
7 Correct 36 ms 30712 KB Output is correct
8 Correct 90 ms 38776 KB Output is correct
9 Correct 82 ms 38648 KB Output is correct
10 Correct 35 ms 30712 KB Output is correct
11 Correct 20 ms 23808 KB Output is correct

Subtask #2
0 / 76.0

# Verdict Execution time Memory Grader output
1 Correct 21 ms 23808 KB Output is correct
2 Correct 21 ms 23808 KB Output is correct
3 Correct 20 ms 23808 KB Output is correct
4 Correct 23 ms 24448 KB Output is correct
5 Correct 87 ms 38776 KB Output is correct
6 Correct 37 ms 30720 KB Output is correct
7 Correct 36 ms 30712 KB Output is correct
8 Correct 90 ms 38776 KB Output is correct
9 Correct 82 ms 38648 KB Output is correct
10 Correct 35 ms 30712 KB Output is correct
11 Correct 27 ms 26880 KB Output is correct
12 Correct 28 ms 27392 KB Output is correct
13 Correct 31 ms 29432 KB Output is correct
14 Correct 20 ms 23808 KB Output is correct
15 Correct 34 ms 30712 KB Output is correct
16 Correct 21 ms 23808 KB Output is correct
17 Correct 21 ms 23808 KB Output is correct
18 Correct 20 ms 24064 KB Output is correct
19 Correct 39 ms 30712 KB Output is correct
20 Correct 38 ms 30840 KB Output is correct
21 Correct 38 ms 30712 KB Output is correct
22 Correct 35 ms 30200 KB Output is correct
23 Correct 35 ms 30712 KB Output is correct
24 Correct 38 ms 30848 KB Output is correct
25 Correct 69 ms 34936 KB Output is correct
26 Correct 50 ms 31608 KB Output is correct
27 Correct 37 ms 30712 KB Output is correct
28 Incorrect 36 ms 30592 KB Output isn't correct
29 Halted 0 ms 0 KB -